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>>U.S.OPEN

Roger Federer isthe favorite in the men's draw, but this U.S. Open belongs to Andre Agassi(right), who's calling it quits after 20 years. For Jon Wertheim's thoughts onAgassi's farewell, a gallery of Andre's top 10 career moments and coverage ofthe two-week tournament, go to SI.com/tennis.

>>NASCAR

With his victory atBristol on Saturday, Matt Kenseth (left) became one of the first drivers tolock up a spot in the 10-man Chase for the Cup. Go to SI.com/nascar forcoverage of the final two races leading to the Chase and for SI.com'spredictions on who's likely to win this year's points championship.

>>PROFOOTBALL

Get the latestupdates and the best stories about each NFL team, including the San DiegoChargers and LaDainian Tomlinson (right), at SI.com's new team pages atSI.com/football/nfl/teams. Also, check out a gallery of the league's bestquarterback--wide receiver tandems at SI.com/nfl.

>>COLLEGES

SI.com's StewartMandel had Notre Dame in the No. 2 slot in his preseason power rankings. Willthe Irish still be there after their Sept. 2 game against Georgia Tech? Checkout Mandel's new rankings every Tuesday, his mailbag on Wednesdays and hisblogs (updated five times a week), all at SI.com/collegefootball.

PHOTORYAN SCHICKPHOTORON LEBLANC/WIREIMAGE.COM (TWINS)

50 JUSTIN FOR ALL Joe Mauer may win the AL battingtitle, but Minnesota teammate Justin Morneau (34) will give him a run for the league MVP award.